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Publication of NL6612840ApublicationCriticalpatent/NL6612840A/xx
A61B5/00—Measuring for diagnostic purposes; Identification of persons
A61B5/08—Measuring devices for evaluating the respiratory organs
A61B5/091—Measuring volume of inspired or expired gases, e.g. to determine lung capacity
A61B5/093—Measuring volume of inspired or expired gases, e.g. to determine lung capacity the gases being exhaled into, or inhaled from, an expansible chamber, e.g. bellows or expansible bag